diff --git a/src/main/java/com/peanut/modules/common/entity/CourseSociologyEntity.java b/src/main/java/com/peanut/modules/common/entity/CourseSociologyEntity.java
index f1594e7c..044d4ab5 100644
--- a/src/main/java/com/peanut/modules/common/entity/CourseSociologyEntity.java
+++ b/src/main/java/com/peanut/modules/common/entity/CourseSociologyEntity.java
@@ -1,11 +1,13 @@
 package com.peanut.modules.common.entity;
 
+import com.baomidou.mybatisplus.annotation.TableField;
 import com.baomidou.mybatisplus.annotation.TableId;
 import com.baomidou.mybatisplus.annotation.TableLogic;
 import com.baomidou.mybatisplus.annotation.TableName;
 import lombok.Data;
 
 import java.util.Date;
+import java.util.List;
 
 @Data
 @TableName("course_sociology")
@@ -20,8 +22,13 @@ public class CourseSociologyEntity {
 
     private String title;
 
+    private Integer sort;
+
     private Date createTime;
 
     @TableLogic
     private Integer delFlag;
+
+    @TableField(exist = false)
+    private List<CourseSociologyEntity> children;
 }
diff --git a/src/main/java/com/peanut/modules/master/controller/CourseSociologyController.java b/src/main/java/com/peanut/modules/master/controller/CourseSociologyController.java
index 5c691798..2034cdd2 100644
--- a/src/main/java/com/peanut/modules/master/controller/CourseSociologyController.java
+++ b/src/main/java/com/peanut/modules/master/controller/CourseSociologyController.java
@@ -1,6 +1,7 @@
 package com.peanut.modules.master.controller;
 
 import com.peanut.common.utils.R;
+import com.peanut.modules.common.entity.CourseSociologyEntity;
 import com.peanut.modules.common.to.ParamTo;
 import com.peanut.modules.master.service.CourseSociologyService;
 import com.peanut.modules.master.service.CourseToSociologyService;
@@ -10,6 +11,8 @@ import org.springframework.web.bind.annotation.RequestBody;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RestController;
 
+import java.util.List;
+
 @Slf4j
 @RestController("masterCourseSociology")
 @RequestMapping("master/courseSociology")
@@ -20,8 +23,25 @@ public class CourseSociologyController {
     private CourseToSociologyService courseToSociologyService;
 
     @RequestMapping("/getCourseSociologyList")
-    public R getCourseSociologyList(@RequestBody ParamTo param){
+    public R getCourseSociologyList(){
+        List<CourseSociologyEntity> courseSociologyList = courseSociologyService.getCourseSociologyList();
+        return R.ok().put("sociologys",courseSociologyList);
+    }
 
+    @RequestMapping("/addCourseSociology")
+    public R addCourseSociology(@RequestBody CourseSociologyEntity courseSociologyEntity){
+        courseSociologyService.save(courseSociologyEntity);
+        return R.ok();
+    }
+
+    @RequestMapping("/delCourseSociology")
+    public R delCourseSociology(@RequestBody ParamTo param){
+        return courseSociologyService.delCourseSociology(param.getId());
+    }
+
+    @RequestMapping("/editCourseSociology")
+    public R editCourseSociology(@RequestBody CourseSociologyEntity courseSociologyEntity){
+        courseSociologyService.editCourseSociology(courseSociologyEntity);
         return R.ok();
     }
 
diff --git a/src/main/java/com/peanut/modules/master/service/CourseSociologyService.java b/src/main/java/com/peanut/modules/master/service/CourseSociologyService.java
index 28376aba..812ec39d 100644
--- a/src/main/java/com/peanut/modules/master/service/CourseSociologyService.java
+++ b/src/main/java/com/peanut/modules/master/service/CourseSociologyService.java
@@ -1,7 +1,18 @@
 package com.peanut.modules.master.service;
 
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.baomidou.mybatisplus.extension.service.IService;
+import com.peanut.common.utils.R;
 import com.peanut.modules.common.entity.CourseSociologyEntity;
+import com.peanut.modules.common.entity.CourseToSociologyEntity;
+import com.peanut.modules.common.to.ParamTo;
+
+import java.util.List;
 
 public interface CourseSociologyService extends IService<CourseSociologyEntity> {
+    List<CourseSociologyEntity> getCourseSociologyList();
+
+    R delCourseSociology(int id);
+
+    R editCourseSociology(CourseSociologyEntity courseSociologyEntity);
 }
diff --git a/src/main/java/com/peanut/modules/master/service/impl/CourseSociologyServiceImpl.java b/src/main/java/com/peanut/modules/master/service/impl/CourseSociologyServiceImpl.java
index d7139abc..04658262 100644
--- a/src/main/java/com/peanut/modules/master/service/impl/CourseSociologyServiceImpl.java
+++ b/src/main/java/com/peanut/modules/master/service/impl/CourseSociologyServiceImpl.java
@@ -1,13 +1,77 @@
 package com.peanut.modules.master.service.impl;
 
+import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import com.peanut.common.utils.R;
 import com.peanut.modules.common.dao.CourseSociologyDao;
+import com.peanut.modules.common.dao.CourseToSociologyDao;
 import com.peanut.modules.common.entity.CourseSociologyEntity;
+import com.peanut.modules.common.entity.CourseToSociologyEntity;
 import com.peanut.modules.master.service.CourseSociologyService;
 import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
+import java.util.List;
+
 @Slf4j
-@Service("masterCourseSociology")
+@Service("masterCourseSociologyService")
 public class CourseSociologyServiceImpl extends ServiceImpl<CourseSociologyDao, CourseSociologyEntity> implements CourseSociologyService {
+
+    @Autowired
+    private CourseToSociologyDao courseToSociologyDao;
+
+    @Override
+    public List<CourseSociologyEntity> getCourseSociologyList() {
+        return this.sociologys(0);
+    }
+
+    @Override
+    public R delCourseSociology(int id) {
+        //查看下一级是否存在
+        CourseSociologyEntity one = this.getOne(new LambdaQueryWrapper<CourseSociologyEntity>().eq(CourseSociologyEntity::getPid, id));
+        if(one!=null){
+            return R.error(501,"删除失败，请先删除子项目后再尝试");
+        }
+        //查看绑定关系是否存在
+        CourseToSociologyEntity courseToSociologyEntity = courseToSociologyDao.selectOne(new LambdaQueryWrapper<CourseToSociologyEntity>().eq(CourseToSociologyEntity::getSociologyId, id));
+        if(courseToSociologyEntity!=null){
+            return R.error(502,"删除失败，请先解绑课程与国学标签的绑定关系");
+        }
+        this.removeById(id);
+        return R.ok();
+    }
+
+
+    @Override
+    public R editCourseSociology(CourseSociologyEntity courseSociologyEntity) {
+        CourseSociologyEntity old = this.getById(courseSociologyEntity.getId());
+
+        if(old.getIsLast()==0&&courseSociologyEntity.getIsLast()==1){
+            CourseSociologyEntity one = this.getOne(new LambdaQueryWrapper<CourseSociologyEntity>().eq(CourseSociologyEntity::getPid, courseSociologyEntity.getId()));
+            if(one!=null){
+                return R.error(501,"更新失败，请先清空此项的下级标签，才能将此标签变成终极标签");
+            }
+        }
+        if(old.getIsLast()==1&&courseSociologyEntity.getIsLast()==0){
+            CourseToSociologyEntity courseToSociologyEntity = courseToSociologyDao.selectOne(new LambdaQueryWrapper<CourseToSociologyEntity>().eq(CourseToSociologyEntity::getSociologyId, courseSociologyEntity.getId()));
+            if(courseToSociologyEntity!=null){
+                return R.error(502,"更新失败，请先把此项与课程的关联关系清空后才可把此标签变成普通标签");
+            }
+        }
+        this.updateById(courseSociologyEntity);
+        return R.ok();
+    }
+
+    private List<CourseSociologyEntity> sociologys(int id){
+        List<CourseSociologyEntity> list = this.list(new LambdaQueryWrapper<CourseSociologyEntity>().eq(CourseSociologyEntity::getPid, id));
+        for (CourseSociologyEntity c : list){
+            if(c.getIsLast()!=1){
+                List<CourseSociologyEntity> so = this.sociologys(c.getId());
+                c.setChildren(so);
+            }
+        }
+        return list;
+    }
+
 }